🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.01 AU - 1.29 AU

Year: 568 Days

Day: 31.7 Hours

Environment

Temp: -87 °C

Axial Tilt: 47 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,370,627 km

• M1: 296,653 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.11 AU - 1.41 AU

Year: 651 Days

Day: 28 Hours

Environment

Temp: -106 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.06 AU - 1.5 AU

Year: 666 Days

Day: 12.7 Hours

Environment

Temp: -101 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,370,627 km

• M1: 649,853 km (0.054 R)
• M2: 709,543 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.1 AU - 1.76 AU

Year: 787 Days

Day: 15.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 163.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.44 AU - 2.2 AU

Year: 1130 Days

Day: 39.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,370,627 km

• M1: 1,740,272 km (0.062 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.87 AU - 2.39 AU

Year: 1431 Days

Day: 40.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.3

Radius: 15

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.68 AU - 3.24 AU

Year: 2343 Days

Day: 7.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 76,370,627 km

• M1: 290,669 km (0.108 R)
• M2: 429,645 km (0.097 R)
• M3: 531,671 km (0.074 R)
• M4: 753,225 km (0.101 R)
• M5: 923,617 km (0.116 R)
• M6: 1,218,175 km (0.071 R)
• M7: 1,377,348 km (0.067 R)
• M8: 1,571,376 km (0.117 R)
• M9: 2,232,150 km (0.08 R)
• M10: 2,478,986 km (0.066 R)
• M11: 2,684,683 km (0.077 R)
• M12: 2,947,676 km (0.054 R)
• M13: 3,095,778 km (0.11 R)
• M14: 3,201,694 km (0.067 R)
• M15: 3,299,979 km (0.119 R)
• M16: 3,472,167 km (0.052 R)
• M17: 3,619,520 km (0.119 R)
• M18: 3,731,569 km (0.118 R)
• M19: 3,911,236 km (0.105 R)
• M20: 4,122,917 km (0.084 R)
• M21: 4,668,950 km (0.067 R)
• M22: 4,862,978 km (0.066 R)
• M23: 5,122,381 km (0.084 R)
• M24: 5,238,020 km (0.112 R)
• M25: 5,333,314 km (0.078 R)
• M26: 5,439,977 km (0.107 R)
• M27: 5,709,403 km (0.05 R)
• M28: 5,851,371 km (0.104 R)
• M29: 6,049,887 km (0.038 R)
• M30: 6,613,123 km (0.057 R)
• M31: 6,947,624 km (0.117 R)
• M32: 7,370,537 km (0.062 R)
• M33: 7,477,650 km (0.096 R)
• M34: 7,765,775 km (0.113 R)
• M35: 7,935,419 km (0.098 R)
• M36: 8,155,627 km (0.063 R)
• M37: 8,439,863 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.8

Radius: 8.8

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.37 AU - 6.29 AU

Year: 5663 Days

Day: 12.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 76,370,627 km

• M1: 484,996 km (0.118 R)
• M2: 596,746 km (0.061 R)
• M3: 661,821 km (0.098 R)
• M4: 1,594,115 km (0.108 R)
• M5: 2,283,911 km (0.098 R)
• M6: 2,354,072 km (0.093 R)
• M7: 2,771,450 km (0.108 R)
• M8: 3,056,135 km (0.073 R)
• M9: 3,192,269 km (0.115 R)
• M10: 3,271,107 km (0.117 R)
• M11: 4,050,961 km (0.109 R)
• M12: 4,773,219 km (0.118 R)
• M13: 4,908,755 km (0.03 R)
• M14: 5,393,452 km (0.102 R)
• M15: 5,749,046 km (0.096 R)
• M16: 5,869,323 km (0.096 R)
• M17: 6,458,140 km (0.1 R)
• M18: 6,835,725 km (0.101 R)
• M19: 6,912,170 km (0.038 R)
• M20: 7,014,495 km (0.119 R)
• M21: 7,117,268 km (0.104 R)
• M22: 7,246,521 km (0.077 R)
• M23: 7,350,342 km (0.12 R)
• M24: 7,824,268 km (0.051 R)
• M25: 8,280,841 km (0.099 R)
• M26: 8,389,598 km (0.064 R)
• M27: 9,107,818 km (0.03 R)
• M28: 9,616,450 km (0.066 R)
• M29: 9,816,911 km (0.056 R)
• M30: 9,989,697 km (0.096 R)
• M31: 10,250,895 km (0.106 R)
• M32: 10,543,658 km (0.091 R)
• M33: 10,661,541 km (0.038 R)
• M34: 10,987,964 km (0.025 R)
• M35: 11,077,722 km (0.116 R)
• M36: 11,590,095 km (0.069 R)
• M37: 11,650,832 km (0.087 R)
• M38: 11,925,793 km (0.094 R)
• M39: 12,450,881 km (0.105 R)
• M40: 12,920,469 km (0.086 R)
• M41: 13,459,769 km (0.09 R)
• M42: 13,619,839 km (0.11 R)
• M43: 13,877,147 km (0.107 R)
• M44: 14,625,885 km (0.051 R)
• M45: 15,121,353 km (0.043 R)
• M46: 15,187,774 km (0.113 R)
• M47: 15,321,066 km (0.111 R)
• M48: 15,959,250 km (0.063 R)
• M49: 16,027,018 km (0.107 R)
• M50: 16,332,796 km (0.111 R)
• M51: 16,435,121 km (0.114 R)
• M52: 16,640,519 km (0.061 R)
• M53: 16,812,258 km (0.089 R)
• M54: 17,995,876 km (0.098 R)
• M55: 18,136,947 km (0.099 R)
• M56: 18,207,557 km (0.088 R)
• M57: 19,134,316 km (0.098 R)
• M58: 19,639,807 km (0.118 R)
• M59: 19,930,476 km (0.116 R)
• M60: 20,479,500 km (0.086 R)
• M61: 20,663,655 km (0.107 R)
• M62: 20,774,357 km (0.093 R)
• M63: 21,070,710 km (0.108 R)
• M64: 21,629,907 km (0.089 R)
• M65: 22,345,434 km (0.099 R)
• M66: 22,648,968 km (0.025 R)
• M67: 22,839,406 km (0.11 R)
• M68: 22,992,146 km (0.034 R)
• M69: 23,567,798 km (0.116 R)
• M70: 23,722,183 km (0.1 R)
• M71: 24,968,932 km (0.095 R)
• M72: 25,204,997 km (0.03 R)
• M73: 25,957,624 km (0.103 R)
• M74: 26,037,360 km (0.117 R)
• M75: 26,717,581 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.2

Radius: 6.4

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 9.39 AU - 11.31 AU

Year: 15323 Days

Day: 15 Hours

Environment

Temp: -204 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 76,370,627 km

• M1: 86,468 km (0.061 R)
• M2: 355,893 km (0.088 R)
• M3: 455,825 km (0.087 R)
• M4: 523,293 km (0.111 R)
• M5: 929,003 km (0.113 R)
• M6: 981,212 km (0.054 R)
• M7: 1,315,264 km (0.119 R)
• M8: 1,413,999 km (0.046 R)
• M9: 1,598,154 km (0.077 R)
• M10: 1,661,284 km (0.11 R)
• M11: 1,790,088 km (0.11 R)
• M12: 2,012,091 km (0.115 R)
• M13: 2,482,277 km (0.095 R)
• M14: 2,580,264 km (0.106 R)
• M15: 2,729,862 km (0.111 R)
• M16: 2,985,375 km (0.11 R)
• M17: 3,168,782 km (0.063 R)
• M18: 3,221,889 km (0.101 R)
• M19: 3,437,310 km (0.072 R)
• M20: 3,713,318 km (0.093 R)
• M21: 3,939,211 km (0.056 R)
• M22: 4,404,311 km (0.051 R)
• M23: 5,228,296 km (0.118 R)
• M24: 5,577,457 km (0.102 R)
• M25: 6,500,027 km (0.105 R)
• M26: 6,806,554 km (0.089 R)
• M27: 7,611,091 km (0.084 R)
• M28: 8,817,298 km (0.115 R)
• M29: 9,232,433 km (0.079 R)
• M30: 9,692,596 km (0.115 R)
• M31: 9,886,474 km (0.112 R)
• M32: 10,476,040 km (0.061 R)
• M33: 11,565,561 km (0.1 R)
• M34: 11,729,969 km (0.087 R)
• M35: 13,159,078 km (0.065 R)
• M36: 13,981,417 km (0.081 R)
• M37: 14,686,621 km (0.106 R)
• M38: 15,223,229 km (0.109 R)
• M39: 15,358,316 km (0.092 R)
• M40: 16,177,663 km (0.112 R)
• M41: 16,546,272 km (0.059 R)
• M42: 16,592,498 km (0.112 R)
• M43: 17,057,598 km (0.093 R)
• M44: 17,151,246 km (0.029 R)
• M45: 18,000,813 km (0.054 R)
• M46: 18,430,607 km (0.091 R)
• M47: 19,300,519 km (0.078 R)
• M48: 20,580,628 km (0.115 R)
• M49: 20,630,444 km (0.12 R)
• M50: 20,730,076 km (0.07 R)
• M51: 20,830,008 km (0.08 R)
• M52: 21,080,285 km (0.087 R)
• M53: 21,281,195 km (0.077 R)
• M54: 21,685,109 km (0.086 R)
• M55: 22,244,455 km (0.093 R)
• M56: 24,899,369 km (0.104 R)
• M57: 25,699,119 km (0.082 R)
• M58: 25,806,381 km (0.067 R)
• M59: 26,670,009 km (0.086 R)
• M60: 27,488,010 km (0.059 R)
• M61: 28,148,485 km (0.079 R)
• M62: 28,591,743 km (0.042 R)
• M63: 29,204,796 km (0.118 R)
• M64: 29,822,336 km (0.105 R)
• M65: 30,217,573 km (0.052 R)
• M66: 30,671,303 km (0.112 R)
• M67: 31,070,131 km (0.092 R)
• M68: 31,585,646 km (0.064 R)
• M69: 32,334,981 km (0.081 R)
• M70: 33,206,987 km (0.063 R)
• M71: 34,796,016 km (0.115 R)
• M72: 34,914,647 km (0.059 R)
• M73: 35,331,128 km (0.04 R)
• M74: 35,390,817 km (0.046 R)
• M75: 35,629,725 km (0.105 R)
• M76: 37,377,327 km (0.052 R)
• M77: 37,925,454 km (0.062 R)
• M78: 38,414,788 km (0.09 R)
• M79: 38,598,794 km (0.111 R)
• M80: 38,721,763 km (0.047 R)
• M81: 39,399,741 km (0.115 R)
• M82: 39,461,674 km (0.039 R)
• M83: 39,709,259 km (0.118 R)
• M84: 39,771,342 km (0.109 R)
• M85: 40,268,456 km (0.118 R)
• M86: 40,517,835 km (0.089 R)
• M87: 40,705,281 km (0.115 R)
• M88: 41,646,402 km (0.088 R)
• M89: 41,835,493 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 440

Radius: 3.9

Gravity: 28.93 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 11.75 AU - 17.01 AU

Year: 25093 Days

Day: 15.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 76,370,627 km

• M1: 103,073 km (0.092 R)
• M2: 174,880 km (0.119 R)
• M3: 314,754 km (0.084 R)
• M4: 485,445 km (0.069 R)
• M5: 752,926 km (0.057 R)
• M6: 927,507 km (0.085 R)
• M7: 1,059,901 km (0.057 R)
• M8: 1,284,148 km (0.063 R)
• M9: 1,807,890 km (0.102 R)
• M10: 1,840,652 km (0.119 R)
• M11: 2,007,005 km (0.072 R)
• M12: 2,248,157 km (0.117 R)
• M13: 3,340,820 km (0.065 R)
• M14: 3,918,716 km (0.113 R)
• M15: 4,132,492 km (0.067 R)
• M16: 4,393,989 km (0.116 R)
• M17: 4,438,120 km (0.052 R)
• M18: 5,398,090 km (0.107 R)
• M19: 5,731,992 km (0.075 R)
• M20: 6,823,757 km (0.117 R)
• M21: 8,139,919 km (0.081 R)
• M22: 8,357,584 km (0.104 R)
• M23: 8,743,098 km (0.088 R)
• M24: 8,854,399 km (0.046 R)
• M25: 9,134,446 km (0.087 R)
• M26: 9,760,962 km (0.094 R)
• M27: 11,054,983 km (0.041 R)
• M28: 11,477,897 km (0.089 R)
• M29: 11,599,669 km (0.08 R)
• M30: 13,993,983 km (0.106 R)
• M31: 14,254,732 km (0.113 R)
• M32: 14,320,107 km (0.08 R)
• M33: 14,516,977 km (0.092 R)
• M34: 14,582,800 km (0.089 R)
• M35: 15,784,221 km (0.066 R)
• M36: 15,851,989 km (0.112 R)
• M37: 17,856,301 km (0.099 R)
• M38: 18,995,788 km (0.107 R)
• M39: 19,139,851 km (0.084 R)
• M40: 21,045,728 km (0.092 R)
• M41: 22,021,106 km (0.102 R)
• M42: 22,400,037 km (0.102 R)
• M43: 22,857,807 km (0.086 R)
• M44: 23,550,146 km (0.076 R)
• M45: 24,093,335 km (0.091 R)
• M46: 24,797,792 km (0.109 R)
• M47: 25,429,693 km (0.084 R)
• M48: 26,066,831 km (0.094 R)
• M49: 26,628,720 km (0.072 R)
• M50: 26,951,552 km (0.083 R)
• M51: 27,194,499 km (0.08 R)
• M52: 28,915,623 km (0.105 R)
• M53: 29,580,436 km (0.085 R)
• M54: 29,831,012 km (0.093 R)
• M55: 30,587,229 km (0.052 R)
• M56: 31,349,580 km (0.044 R)
• M57: 31,690,364 km (0.078 R)
• M58: 33,674,032 km (0.101 R)
• M59: 35,077,410 km (0.103 R)
• M60: 36,410,327 km (0.082 R)
• M61: 36,499,786 km (0.085 R)
• M62: 37,218,005 km (0.037 R)
• M63: 37,308,063 km (0.069 R)
• M64: 39,768,350 km (0.062 R)
• M65: 40,229,560 km (0.094 R)
• M66: 40,971,416 km (0.091 R)
• M67: 46,095,143 km (0.073 R)
• M68: 46,191,933 km (0.08 R)
• M69: 46,579,691 km (0.062 R)
• M70: 47,163,272 km (0.111 R)
• M71: 47,358,348 km (0.067 R)
• M72: 47,749,396 km (0.058 R)
• M73: 48,239,629 km (0.03 R)
• M74: 48,436,200 km (0.07 R)
• M75: 48,928,826 km (0.092 R)
• M76: 49,522,131 km (0.117 R)
• M77: 51,316,109 km (0.037 R)
• M78: 52,221,176 km (0.118 R)
• M79: 52,625,090 km (0.109 R)
• M80: 56,617,259 km (0.099 R)
• M81: 56,824,602 km (0.083 R)
• M82: 58,387,600 km (0.105 R)
• M83: 61,982,587 km (0.092 R)
• M84: 62,089,399 km (0.046 R)
• M85: 64,562,851 km (0.092 R)
• M86: 65,648,333 km (0.1 R)
• M87: 66,302,524 km (0.097 R)
• M88: 66,630,443 km (0.086 R)
• M89: 67,727,294 km (0.061 R)
• M90: 68,388,367 km (0.094 R)
• M91: 68,719,727 km (0.111 R)
• M92: 69,051,535 km (0.058 R)
• M93: 70,050,250 km (0.042 R)
• M94: 70,272,702 km (0.112 R)
• M95: 70,941,853 km (0.096 R)
• M96: 74,887,198 km (0.119 R)
• M97: 75,114,736 km (0.097 R)
• M98: 75,913,140 km (0.072 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 19,169 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit